KR100611802B1 - apparatus and method for application of Home Automation System - Google Patents

Abstract

The present invention relates to a method and apparatus for operating a home automation system, wherein a subscriber can control each function of the home automation system from the outside through a network, and through video information, voice information, and communication of a visitor who visits the home. It is to make the identification of visitors more clear.

In addition, since signals can be exchanged wirelessly within the home automation system, the home automation system can be designed more efficiently.

Description

Apparatus and method for application of Home Automation System}             

1 is a block diagram for explaining the overall configuration of a remote control system of a home automation system according to a preferred embodiment of the present invention.

2 is a block diagram illustrating an internal configuration of a home automation system according to a preferred embodiment of the present invention.

Figure 3 is a block diagram for explaining the internal configuration of the door phone according to a preferred embodiment of the present invention.

Figure 4 is a block diagram for explaining the internal configuration of the indoor control unit according to a preferred embodiment of the present invention.

5 is an internal block diagram illustrating a wireless connection unit according to a preferred embodiment of the present invention.

6 is an internal block diagram illustrating a configuration of a wireless terminal according to a preferred embodiment of the present invention.

7 is an internal block diagram illustrating a configuration of a wireless camera according to a preferred embodiment of the present invention.

8 is a flowchart for explaining a remote control method for a home automation system according to a first preferred embodiment of the present invention.

9 is a flowchart for explaining a remote control method for a home automation system according to a second preferred embodiment of the present invention.

<Explanation of symbols for the main parts of the drawings>

100: home automation (HA) system 110: door phone

111: video recording unit 112: audio input / output unit

113: lock processing unit 120: wireless access point (AP)

130: home control unit 131: fire control unit

132: gas control unit 133: electronic device control unit

140: wireless connection 141: memory

142: voice guide unit 143: wireless processing unit

144: data processing unit 145: central control unit

145a: network controller 145b: MPEG processor

146: audio processing unit 147: image processing unit

151-15n: Wireless camera 151a: Control unit

151b: Image providing unit 151c: Wireless interface unit

151d: signal processor 160: PSTN connector

170: modem 180: home automation (HA) server

200: mobile communication station 210: network

220: mobile communication network 300: wireless terminal

310: keypad 320: image display unit

330: transceiver / receiver 340: central processing unit

341: remote control unit 350: communication interface unit

400: Telephone station 410: PSTN

500: wired terminal

The present invention relates to a method and apparatus for operating a home automation system, and more particularly, a subscriber can control each function of a home automation system from the outside through a network, and exchange signals via wireless in a home automation system. It is related with the operation method of the home automation system which can be performed, and its apparatus.

Today, home automation (HA) system refers to a technology that facilitates subscribers' daily life by automatically controlling various electric / electronic devices in a home by utilizing electronic technology.

In general, the convenience provided by home automation systems is the Video Door-Phone, which allows visitors to talk while watching a video screen, and detects an outsider who intrudes for unauthorized and malicious purposes. Security features include surveillance cameras to capture and record external intruders.

In addition, the convenience provided by home automation systems includes gas leak detection and gas valve auto-locking to prevent gas leaks, and fire detection and fire extinguishing to prevent fires.

In addition, by providing a variety of functions, such as automatic adjustment of the illuminance of the indoor lighting device and the remote meter reading function of various meters, it provides a convenience to the subscriber.

By utilizing such a home automation system, subscribers can control various devices installed at home even after going to work, and can prevent accidents such as gas leakage, fire, and illegal intrusion in advance.

However, the current home automation system informs external subscribers of the situation inside the home is a method of informing the landline telephone through the telephone network.

The home automation system notifies the home emergency system to an external landline telephone by sending an alarm sound or simple voice information about an emergency situation occurring in the home to an already established telephone number or a responsible agency. There is a problem that the person in charge must visit the home to check the emergency situation.

In addition, if the outgoing subscriber does not have a wired telephone network or is located in the vicinity of a landline telephone assigned a preset telephone number, the subscriber cannot recognize emergency situations occurring in the home, There is a problem that can not control the function of the system.

In addition, in the conventional home automation system, since only the wire line is used for the signal line exchanging each signal, a limitation occurs in constructing the home automation system.

In other words, when a home automation system is constructed using wired signal lines, the arrangement of each signal line becomes an important issue, and a design problem occurs.

Accordingly, the present invention has been made to solve the above problems, the home automation system that allows the subscriber to control each function of the home automation system from the outside through the network and to communicate with the visitor Its purpose is to provide an operating method and an apparatus thereof.

In addition, an object of the present invention is to provide a method and apparatus for operating a home automation system, which enables the wireless signal exchange in a home automation system to design a more efficient home automation system.

Home automation system according to an aspect of the present invention for achieving the above object, the door phone for providing a video signal and audio signal of the visitor, and outputs a voice signal transmitted through the network from the subscriber, the signal received wirelessly A wireless AP for receiving and transmitting to the network, a home automation server for setting a short service mode or a voice service mode in the home automation system or releasing the set modes according to a request of the subscriber; A modem for processing each transmitted signal to be transmitted to the network, and when a video request signal is transmitted from the subscriber through the wireless AP, image information of a home is photographed, and the video signal is wirelessly transmitted to the wireless connection unit. A plurality of wireless cameras to transmit, and the visitor from the door phone When a video signal and an audio signal are provided, a call request signal is generated and wirelessly transmitted to a terminal having predetermined telephone number information. When a call is established through the network with the terminal, the video signal and the audio signal are transmitted. And a wireless connection unit for providing a voice signal transmitted from the terminal to the door phone, wherein the wireless connection unit is configured to store telephone number information, voice guidance information, short information, and authentication number information set by the subscriber. ; When the voice service mode is set in the home automation system, when the respective signals are provided from the door phone, a call request signal is generated according to the telephone number information stored in the memory, and when a call call is established with the terminal, A central control unit transmitting each signal and transmitting a voice signal transmitted from the subscriber to the door phone; A wireless processor for transmitting a call request signal generated by the central controller to the network and transmitting a voice signal transmitted from a wireless terminal connected through the network to the central controller; A network controller configured to generate a short message using the telephone number information and the short information stored in the memory and transmit the short message to the corresponding wireless terminal through the wireless processing unit when the short service mode is set in the home automation system; A voice guide unit configured to provide a guide voice signal according to voice guide information stored in the memory when a call is established with the wired terminal or the wireless terminal; A data processor for exchanging signals with the home automation server through a data communication method; And a signal processor for converting the analog signals transmitted from the door phone into digital signals.

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In addition, the door phone of the home automation system according to the present invention includes a video photographing unit which photographs a visitor's image and provides a video signal, and provides a voice signal according to the voice information input by the visitor, and a voice signal transmitted from the subscriber. Voice input / output unit for outputting the visitor to listen, and a lock processing unit for releasing the lock function when a lock release signal is transmitted from the subscriber.

On the other hand, the home automation system according to another aspect of the present invention, when an emergency situation in the home, an alarm signal, and a home control unit for coping with the emergency situation according to the control signal and an alarm signal from the home control unit Is transmitted, the subscriber generates a call request signal according to preset phone number information and transmits it wirelessly.When a call is established through a network with a terminal having the phone number information, a voice signal according to the alarm signal is transmitted. A wireless connection unit for transmitting and transmitting a control signal transmitted from the terminal to an indoor control unit, a wireless AP for receiving and transmitting the signals transmitted wirelessly from the wireless connection unit to the network, and at the request of the subscriber Setting a short service mode or a voice service mode to the home automation system; A home automation server for releasing the set mode, and a modem for processing each signal received by the wireless AP to be transmitted to the network, wherein the wireless connection unit includes telephone number information set by the subscriber and voice; A memory for storing guide information, short information and authentication number information; When the voice service mode is set in the home automation system, when the alarm signal is provided from an indoor controller, a wired call request signal or a wireless call request signal according to the telephone number information stored in the memory is generated and transmitted wirelessly. A central controller for transmitting a voice signal according to the alarm signal and transmitting a control signal transmitted from the subscriber through the network to the indoor controller when a call is established with the terminal or the wireless terminal; A wireless processor for transmitting a wireless call request signal generated by the central controller to the network and transmitting a voice signal transmitted from a wireless terminal connected to the network to the central controller; A network controller configured to generate a short message using the telephone number information and the voice guidance information stored in the memory, and transmit the short message to the corresponding wireless terminal through the wireless processor when the short service mode is set in the home automation system; A voice guide unit configured to provide a guide voice signal according to voice guide information stored in the memory when a call is established with the wired terminal or the wireless terminal; A data processor for exchanging signals with the home automation server through a data communication method; And a signal processor converting an analog alarm signal transmitted from the indoor controller into a digital alarm signal that can be transmitted to the network.

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In addition, the method for operating a home automation system according to another aspect of the present invention includes the steps of: setting a voice service mode or a short service mode that a subscriber selects through an input means when going out; When the visitor visits and selects the doorbell of the door phone, checking a set mode and generating a video signal according to the visitor's video information and a voice signal according to the input voice information when the voice service mode is selected; Establishing a call by transmitting a call request signal from the subscriber to the terminal having the set telephone number information through a network; Transmitting the video signal and the audio signal to the terminal through the set call; Outputting a voice signal of the subscriber transmitted from the terminal so that the visitor can listen; If the set mode is a short service mode, generating a short message using the set short information and the telephone number information and transmitting the short message to the wireless terminal through the network.

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In addition, in the authentication process according to the present invention, if the number key signal transmitted from the terminal corresponds to a preset unlocking signal, requesting an authentication number through the terminal, and an authentication number with the number key signal transmitted from the terminal preset If it is equal to, characterized in that it comprises the step of determining that the authentication process of the subscriber is completed.

In addition, the operating method of the home automation system according to the present invention, when an emergency situation is detected in the home state when the outing mode is set, generating an alarm signal, and transmitting the alarm signal to the terminal through a call set to the network And responding to an emergency situation according to a control signal transmitted from the terminal.

On the other hand, in a method of operating a home automation system according to another aspect of the present invention, when a wireless connection unit generates a video signal and an audio signal according to a visitor who visits a home, a call request is made using the telephone number information set by the subscriber. Generating a signal, and wirelessly transmitting to the wireless AP, the wireless AP transmits a call request signal to the corresponding terminal through the network, establishing a call call between the terminal and the wireless connection, and set the call call to the wireless connection And transmitting the video call and the audio signal to the call, and when the wireless connection unit receives the video request signal from the terminal according to the subscriber's selection, transmitting the video request signal to each wireless camera. Generating an image signal for each area of the home, and wirelessly transmitting to the wireless connection, the wireless connection is a wireless camera And transmitting the video signal transmitted wirelessly to the terminal through the wireless AP.

In addition, the operating method of the home automation system according to another aspect of the present invention, the wireless connection unit outputs a voice signal transmitted from the terminal so that the visitor can hear, and the wireless AP is to transmit each signal transmitted from the wireless connection unit The method may further include transmitting to a terminal through a network.

Hereinafter, a method and a device for remote control of a home automation system according to the present invention will be described in detail with reference to the accompanying drawings.

1 is a block diagram illustrating an entire configuration of a remote control system of a home automation system according to a preferred embodiment of the present invention.

As shown in FIG. 1, a home automation system 100 is connected to a mobile communication station 200 via a network 210, and is connected to a telephone station 400 through a public switched telephone network (PSTN) 410. have.

The mobile communication station 200 is connected to the wireless terminal 300 through the mobile communication network 220, and the telephone station 400 is connected to the wired terminal 500.

In this case, the wireless terminal 300 refers to a wireless terminal 300 owned by a subscriber of the home automation system 100 and capable of transmitting / receiving voice and video in an external remote area. The mobile terminal 300 may be a mobile phone or a personal digital assistant (PDA). For example, a smart phone or a wireless notebook may correspond to the wireless terminal 300.

In addition, the wired terminal 500 refers to a wired telephone that allows a subscriber of the home automation system 100 to transmit / receive voices through the PSTN 410 from the outside.

The mobile communication station 200 refers to a service provider providing a mobile communication service that charges a certain fee, sets a wireless call path for a wireless call through the wireless communication network 210, or transmits a short message.

In this case, the mobile communication station 200 may be a network capable of providing Internet services, such as a wired network or a wireless network, to which the home automation system 100 is connected, and in general, the mobile communication station 200 uses the Internet. A function of establishing a call path with the wireless terminal 300 or transmitting a short message is implemented.

That is, the mobile communication station 200 sets up a wireless call path with the receiving wireless terminal 300 according to the call connection request signal transmitted from the home automation system 100 through the network 210, and thus the home automation system 100. And the receiving side wireless terminal 300 to transmit / receive audio and video signals through the mobile communication network 220.

In this case, the mobile communication network 220 may correspond to a code-division multiple access (CDMA) network, a global system for mobile communication (GSM) network, or a time division multiple access (TDMA) network. have.

In addition, the telephone company 400 is charged by a provider that provides a wired call service and charges a certain fee, and establishes a call route through the PSTN 410.

That is, the telephone station 400 sets the call path with the receiving wired terminal 500 according to the call connection request signal transmitted by the home automation system 100 through the PSTN 410, or is transmitted from the wired terminal 500. By setting a call path with the home automation system 100 according to the call connection request signal, the subscriber controls the home automation system 100 through the wired terminal 500 or receives a voice signal transmitted from the home automation system 100. Make it possible to listen.

In this case, the wired call connection request signal may be a ring-tone signal transmitted by the general landline telephone through the PSTN 410 according to the selection of the dial.

2 is a block diagram illustrating an internal configuration of a home automation system according to a preferred embodiment of the present invention.

2, a home automation system 100 according to the present invention includes a modem 170, a wireless access point (AP) 120, a wireless connection unit 140, a PSTN connection unit 160, and home automation. (HA) server 180, door phone 110, the indoor control unit 130 and a plurality of wireless cameras (151 ~ 15n).

The home automation server 180 is a main control device of the home automation system 100 and transmits audio and video signals transmitted from the door phone 110 to an external subscriber through the wireless connection unit 140 or the PSTN connection unit 160. .

In addition, the home automation server 180 automatically transmits a control signal according to the alarm signal transmitted from the indoor control unit 130 to the indoor control unit 130 to appropriately cope with an emergency occurring in the home and to select a subscriber. In accordance with the type, the signal received through the network 210 or the PSTN 410 is transmitted to the indoor control unit 130 or the door phone 110 according to the type.

At this time, the home automation server 180 sets or cancels the outing mode according to the subscriber's selection.

That is, when the subscriber selects the button of the set input means (not shown), the home automation server 180 sets the outing mode to transmit the voice and video signals transmitted from the door phone 110 to the network 210 or the PSTN ( 410 transmits to an external subscriber or terminates the preset outing mode, so that the indoor subscriber can recognize voice and video signals transmitted from the door phone 110.

In addition, when the outgoing mode is set, the home automation server 120 may perform each function of the indoor control unit 130 set according to a control signal received from an external subscriber through the wireless connection unit 140 or the PSTN connection unit 160. And a voice signal to the door phone 110, so that subscribers and visitors outside can exchange voice information.

In addition, the door phone 110 transmits a video signal and an audio signal to the home automation server 180 when the visitor selects a door bell (not shown) to inform the visitor of the visit.

3 is a block diagram illustrating an internal configuration of a door phone according to a preferred embodiment of the present invention.

Referring to FIG. 3, the door phone 110 according to the present invention includes an image photographing unit 111, an audio input / output unit 112, and a lock processing unit 113.

The door phone 110 is provided with a front door of a home in which the home automation system 100 is built, and notifies the visitor of the visit, and enables the visitor and the subscriber to exchange voice information. It means to make sure that visitors can be identified.

In addition, when the visitor selects the doorbell, the image photographing unit 111 photographs the visitor's image and provides an image signal.

In this case, the image capturing unit 111 may capture an image of an initial visitor according to a subscriber or manufacturer's setting, or may photograph an image of a predetermined number of times a predetermined period or aperiodically, or may capture an image of a visitor according to a subscriber's selection.

In addition, when the visitor selects the doorbell, the voice input / output unit 112 transmits a voice signal according to the voice information input by the visitor to the home automation server 180 and is transmitted through the home automation server 180. The audio signal is output so that the visitor can listen.

In addition, the lock processing unit 113 releases the lock device of the door phone according to the lock release signal received from the subscriber through the home automation server 120, so that the visitor can open the front door.

Meanwhile, the indoor controller 130 of the home automation system 100 controls various devices in a home in which the home automation system 100 is built.

4 is a block diagram illustrating an internal configuration of an indoor control unit according to a preferred embodiment of the present invention.

Referring to FIG. 4, the indoor controller 130 according to the present invention includes a fire controller 131, a gas controller 132, and an electronic device controller 133.

The fire controller 131 may include a heat detector configured to detect a temperature overheating state in a place where there is a risk of fire in a home where the home automation system 100 is built, for example, a gas stove region or a heating apparatus region of a kitchen ( And a fire extinguishing unit (not shown) capable of extinguishing the generated fire, and each heat detecting unit detects abnormal temperature overheating in the home and sends a detection signal to the home automation server 180. send.

In addition, the home automation server 120 transmits a fire occurrence signal to the subscriber so that the subscriber can recognize that the fire has occurred, and provides a fire extinguishing control signal to extinguish the fire generated by the fire extinguishing unit.

At this time, the home automation server 180 checks whether the outing mode is set, and if it is set, sets a call path with the wired terminal 500 or the wireless terminal 300, and a fire occurs through the set call path. Send a signal.

In addition, the gas control unit 132 may be a gas detection unit (not shown) that detects a gas leak in a place where a gas leak may occur in a home where the home automation system 100 is constructed, for example, a gas stove area or a heating means area. And a gas balance lock (not shown) for preventing the leakage of gas.

That is, the gas detector transmits a gas leak signal to the home automation server 180 when a gas leak is detected.

In addition, when the gas leakage signal is transmitted from the gas detection unit, the home automation server 180 provides a lock signal for preventing the gas balance lock unit from leaking the gas.

At this time, the home automation server 180 checks whether the outing mode is set, and if set, sets a call path with the wired terminal 500 or the wireless terminal 300, and leaks gas through the set call path. Send a signal.

In addition, the electronic device controller 133 generates a signal according to the state information of the home appliance, such as an air conditioner, a TV, a washing machine, transmits the signal to the home automation server, and according to the control signal transmitted from the home automation server, the state of each home appliance. To control.

In addition, the indoor control unit 130 may further include a control unit for controlling each means that can be driven by the home automation system 100, such as a curtain control unit (not shown) for controlling the curtain provided in the window of the home.

In addition, the wireless AP 120 receives a call connection request signal or a short message transmitted wirelessly from the wireless connection unit 140 and transmits it to the modem 170.

In this case, a method of exchanging various signals and messages wirelessly by the wireless AP 120 and the wireless connection unit 140 may be a method of exchanging according to the 'IEEE 802.11b' protocol.

Here, the 'IEEE 802.11b' protocol is a protocol that defines the exchange of signals over a wireless local area network (WLAN).

In addition, the modem 170 transmits a signal transmitted from the wireless AP 120 to the mobile communication station 200 through the network 210.

The modem 170 may be selected according to the type of the network 210 to which the home automation system 100 is connected.

For example, if the network 210 to which the home automation system 100 is connected is an Internet network composed of x Digital Subscriber Line (xDLS), an xDSL modem may be selected.

The wireless connection unit 140 processes the analog video signal and the analog audio signal transmitted from the door phone 110 into a digital video signal and a digital audio signal, and converts the alarm signal transmitted from the indoor controller 130 into a digital alarm signal. Process and transmit to the wireless AP (120).

In addition, if the outgoing mode is set in the home automation system 100, the wireless connection unit 140 establishes a call path with the external wireless terminal 300 or transmits a short message through the wireless AP 120.

When the video request signal is transmitted from the wireless terminal 300 from the external subscriber, the wireless connection unit 140 transmits the video request signal to each of the wireless cameras 151 to 15n and transmits from the wireless cameras 151 to 15n. The video signal is transmitted to the wireless terminal 300.

5 is an internal block diagram illustrating a wireless connection unit according to a preferred embodiment of the present invention.

Referring to FIG. 5, the wireless connection unit 140 according to the present invention includes a memory 141, a voice processing unit 146, an image processing unit 147, a central control unit 145, a wireless processing unit 143, and a voice guide unit ( 142 and a data processor 144, and the central controller 145 includes a network controller 145a and an MPEG processor 145b.

The data processor 144 transmits a signal transmitted from the home automation server 180, that is, a video signal audio signal and various notification signals (gas leak signal, fire occurrence signal, etc.) to the central controller 149.

In this case, the data processor 144 may exchange signals with the home automation server 120 through data communication based on the RS-485 method.

The data processor 144 processes the control signal transmitted from the wireless terminal 300 or the wired terminal 500, and transmits the data to the home automation server 120.

The home automation server 180 transmits a control signal transmitted through the wireless connection unit 140 to the indoor control unit 130 or the door phone 110 so that the subscriber can control each function of the home automation system 100 from the outside. To help.

The central control unit 145 sets the outing mode according to the subscriber's selection, releases the preset outing mode, and transmits a video signal and an audio signal from the door phone 110 while the outing mode is set, When the alarm signal is transmitted from the 130, each signal may be transmitted to the phone number information stored in the memory 141.

That is, the network control unit 145a of the central control unit 145 transmits a video signal and an audio signal from the door phone 110 while the outgoing mode is set, or an alarm signal is transmitted from the indoor control unit 130. Using the wireless telephone number information of the wireless terminal 300 stored in the) as the received telephone number information to generate a wireless call connection request signal, and transmits to the wireless AP 120 through the wireless processor 143.

At this time, the central control unit 149 checks whether the telephone number information stored in the memory 141 is the wireless telephone number information or the landline telephone number information while setting the outing mode, and if it is the wireless telephone number information, the network control unit ( 145a generates a wireless call connection request signal, and if it is wired telephone number information, generates a wired call connection request signal and transmits it to the telephone station 400 through the PSTN connection unit 160.

That is, when the subscriber stores the wired telephone number information to control each function of the home automation system 100 in the home through the wired terminal 500, the subscriber establishes a wired call path with the wired terminal 500 and occurs in the home. Transmitting information on the emergency situation, and receives a control signal from the wired terminal 500 to control each function.

In addition, when the subscriber stores the wireless telephone number information to control each function of the home automation system 100 in the home through the wireless terminal 300, a wireless call path is set up with the wireless terminal 300 to generate a home. Transmitting the information on the emergency situation, the video and audio information of the visitor, and receives the control signal from the wireless terminal 300 to control each function, and receives the audio signal and outputs so that the visitor can recognize.

In addition, the voice guide unit 142, if a wireless call path is established with the wireless terminal 300 through the wireless processing unit 143, voice information indicating that the subscriber is transmitted from the home automation system 100, for example, ' This message is sent from home.

The wireless controller 149a controls the voice guide unit 142 so that the subscriber can control each function of the home automation system 100 or communicate with the visitor through the wired terminal 500 or the wireless terminal 200. Make sure

The voice signal transmitted by the voice guide unit 142 may be described as shown in Table 1 below.

condition Voice mail One Start call House 2 certification Please enter your password 3 Function control Please select a number 4 Fire occurs There was a fire ˚ ˚ ˚

As described in Table 1, the wireless connection unit 140, when the call path is established with the wired terminal 500 or the wireless terminal 200, the subscriber can know that the call according to the request of the home automation system 100 In order to transmit the appropriate voice message to the call start state of 'home', and to control each function of the home automation system 100 remotely, the subscriber selects the 'password' to check whether the subscriber is an authenticated subscriber. Please send a voice message.

In addition, the wireless connection unit 140, when the authentication of the subscriber using the wired terminal 500 or the wireless terminal 200 is processed, the voice message 'Please select a number' to select the number key assigned to the function to control If a home emergency situation occurs, a voice message such as 'fire has occurred' is sent to guide the emergency situation.

In addition, when a wireless call path is established with the wireless terminal 300 through the wireless processing unit 143, the network controller 145a transmits a voice and video signal transmitted from the door phone 110, and from the wireless terminal 300. The voice signal is transmitted to the door phone 110.

In this case, the call path set by the network controller 145a with the wireless terminal 300 is set to the mobile communication network 220 through the wireless AP 120.

In addition, the network controller 145a transmits the lock release signal received through the wireless processor 143 to the door phone 110 or the indoor controller 130 so that the subscriber can access the door phone 110 and the indoor controller 130 from the outside. Control each).

In addition, the voice processing unit 147 processes the analog voice signal transmitted from the door phone 110 into a digital voice signal, provides it to the central control unit 149, and transmits the digital voice signal transmitted from the wireless terminal 300 to analog voice. The signal is processed and transmitted to the home automation server 180.

That is, the voice processing unit 147 processes the coded signal from the door phone processing unit 110 and transmits the codec to the central control unit 145, and decodes the voice signal transmitted from the central control unit 145. ) Process is transmitted to the door phone (110).

In addition, the image processor 148 provides a video signal transmitted from the door phone 110 to the central control unit 149, and allows the subscriber to check the visitor's image through the wireless terminal 300.

The MPEG processor 149b of the central controller 149 performs data compression to transmit the video signal transmitted through the image processor 148 to the wireless terminal 300.

In this case, the data compression process may be processed according to the Moving Pictures Experts Group (MPEG) technology, and the data compression process may be implemented in the image processor 148.

The memory 141 stores control signal information according to wired / wireless telephone number information, authentication number key information (password information) set by the subscriber, and number key signal information transmitted from the wired / wireless terminal.

6 is an internal block diagram illustrating a configuration of a wireless terminal according to a preferred embodiment of the present invention.

Referring to FIG. 6, the wireless terminal 300 according to the present invention includes a keypad 310, a communication interface unit 350, an image display unit 320, and a receiver / receiver unit 330. 340 includes a remote control 341.

The communication interface 350 receives a wireless call request signal transmitted from the mobile communication station 200 through the wireless communication network 210, transmits the received signal to the central processing unit 340, and transfers a response signal provided from the central processing unit 340. Transmit to communication station 200.

When the mobile communication station 200 establishes a wireless call path with the home automation system 100, the mobile communication station 200 provides a signal transmitted from the home automation system 100 to the central processing unit 340 through the call path, and the central processing unit 340. The signal transmitted from) is transmitted to the home automation system 100 through a call path.

The keypad 310 provides the central processing unit 340 with a key signal according to the subscriber's selection. In this case, the key signal provided by the keypad 310 may correspond to a response key signal for a wireless call request, a number key signal according to a number key, and the like.

When the wireless communication request signal is received through the communication interface unit 350, the central processing unit 340 generates a response signal according to the response key signal input through the keypad 310, and transmits the response signal to the mobile communication station 200. When the call path is set, the video display signal and the audio output signal according to the video signal and the audio signal transmitted from the home automation system 100 are provided.

That is, the remote controller 341 of the central processing unit 340 provides a video display signal according to the video signal received through the set wireless call path to the video display unit 320 and transmits / outputs an audio output signal according to the audio signal. Provided to the receiver 330.

And, the remote controller 341 is a home automation via the communication interface 350 to the control signal according to the key signal inputted through the keypad 310 according to the voice information output through the transmitter / receiver unit 330 To the system 100.

The image display unit 320 displays image information according to an image display signal provided from the central processing unit 340.

The transmitter / receiver 330 outputs voice information according to the voice output signal provided from the central processor 340, and provides the voice signal according to the voice information input by the subscriber to the central processor 340.

7 is an internal block diagram illustrating a configuration of a wireless camera according to an exemplary embodiment of the present invention.

Referring to FIG. 7, the wireless camera 151 according to the present invention includes an image providing unit 151b, a controller 151a, and a wireless interface unit 151c, and the controller 151a controls the signal processor 151b. Include.

When the image request signal is transmitted from the wireless connection unit 140, the image providing unit 151b provides an image signal according to a home image state.

The signal processor 151d of the controller 151a transmits an image request signal transmitted from the wireless connector 140 to the image provider 151b and wirelessly transmits the image signal transmitted from the image provider 151b. Processed to be transmitted to the connection unit 140, and transmitted through the wireless interface unit 151c.

The wireless interface unit 151c transmits an image request signal transmitted wirelessly from the wireless connection unit 140 to the controller 151a and wirelessly transmits an image signal transmitted from the signal processing unit 151d to the wireless connection unit 140. .

8 is a flowchart for explaining a remote control method of a home automation system according to a first embodiment of the present invention.

Referring to FIG. 8, when the subscriber of a home in which the home automation system 100 is constructed selects the outing mode of the input means (not shown) of the home automation system 100 to go out, the home automation The server 180 sets the outing mode (S 1).

At this time, the subscriber sets the telephone number information of the wired / wireless terminals 500 and 300 to control the functions of the home automation system 100 from the outside by using the input means, and the wireless telephone number of the wireless terminal 300. When setting the information, the short service mode or the voice service mode is set.

When the visitor visits the home and selects a doorbell (not shown) of the door phone 110 (S 2), the visitor transmits a visit signal, a video signal and an audio signal of the visitor to the wireless connection unit 140 ( S 3).

The central control unit 145 of the wireless connection unit 140 checks whether the outing mode is set in the home automation system 100, and if the outing mode is not set, a door bell informing the subscriber in the home that there is a visitor. Outputs

If the outing mode is set, the central control unit 145 checks whether the telephone number information stored in the memory 141 is a wired telephone number (S4).

If the telephone number information stored in the memory 141 is a fixed telephone number, the central control unit 145 generates a call request signal using the stored fixed telephone number information as a receiving telephone number and generates a call request signal through the PSTN connection unit 160. Transfer to (S 5).

When the call request signal is received from the home automation system 100, the telephone station 400 determines the receiving wired terminal 500 and sets a call path through the wired terminal 500 and the PSTN 410 (S 6). .

In addition, the central control unit 145 of the wireless connection unit 140 transmits the voice signal of the visitor transmitted from the door phone 110 to the wired terminal 500 (S 7).

At this time, the central control unit 145 transmits a voice signal indicating that there is a visitor transmitted from the voice guide unit 142 before transmitting the visitor's voice signal to the wired terminal 500, thereby confirming that the subscriber has a visitor. It is desirable to be able to.

The subscriber checks the voice information indicating that there is a visitor output from the wired terminal 500 and the voice information of the visitor, and if there is voice information to be delivered to the visitor, the subscriber inputs it through the wired terminal 500.

The wired terminal 500 transmits a voice signal corresponding to voice information input by the subscriber to the wireless connection unit 140 through the established call path, and the central control unit 145 receives the voice signal received through the PSTN connection unit 160. The signal is transmitted to the voice processor 146.

The voice processor 146 decodes the voice signal and transmits the voice signal to the voice input / output unit 112 of the door phone 110, and the voice input / output unit 112 corresponds to the voice signal of the subscriber to be transmitted. The information is output so that the visitor can listen to the subscriber's voice information (S8).

On the other hand, if the wireless telephone number information is stored in the memory 141, the network controller 145a checks whether the short service mode is set (S 9).

When the short service mode is set, the network controller 145a receives the received radio telephone number information stored in the memory 141 and generates a short message using the stored short information.

The network controller 165a transmits the generated short message to the wireless AP 120, and the wireless AP 120 transmits the received short message to the modem 170.

The modem 170 processes the received short message to be transmitted to the mobile communication station 200 through the network 210, and transmits the short message to the mobile communication station 200 through the network 210 (S 10).

In this case, the short information stored in the memory 141 may be stored as shown in Table 2 below.

Kinds Short content visitant There are visitors Fire occurs Abnormal overheat detected ˚ ˚

As described in Table 2 above, the subscriber or the manufacturer may set and store the short content according to a situation that may occur in the home automation system 100 in the memory 141.

When the short message is transmitted through the network 210, the mobile communication station 200 identifies the receiving wireless terminal 300 and transmits the received wireless terminal 300 to the corresponding wireless terminal 300 through the mobile communication network 220.

The remote controller 341 of the wireless terminal 300 provides an image display signal corresponding to the short content of the short message received through the communication interface 350 to the image display unit 320, and the image display unit 320. The terminal displays image information, that is, short content, according to the image display signal, so that the subscriber can recognize the situation occurring at home.

On the other hand, when the voice service mode is set, the network controller 145a generates a call request signal using the wireless telephone number information stored in the memory 141 as a received telephone number, and converts the generated wireless call request signal into a wireless processing unit ( 143 transmits to the wireless AP 120, the wireless AP 120 transmits a call request signal to the mobile communication station 200 through the modem 170 (S 11).

The mobile communication station 200 establishes a communication path through the wireless terminal 300 and the mobile communication network 220 according to the call request signal transmitted from the home automation system 100 (S 12).

That is, the mobile communication station 200 grasps the received wireless telephone number information of the transmitted call request signal, and establishes a communication path with the corresponding wireless terminal 300.

In this case, when the wireless call request signal is received through the mobile communication station 200, the central processing unit 340 of the wireless terminal 300 outputs a call bell so that the subscriber can recognize that the call request has been received, and the keypad 310. When a response key signal is received from the mobile station, the response signal according to the wireless call request signal is transmitted to the mobile communication station 200 so that the mobile communication station 200 establishes a communication path with the home automation system 100.

When a call path is established with the wireless terminal 300, the network controller 145a of the wireless connection unit 140 transmits a video signal transmitted from the image processor 148 to the call path set through the network 201 and the voice processor 147. The voice signal transmitted from the) is transmitted to the wireless terminal 300 (S 13).

The network control unit 169a transmits a voice guidance signal indicating that there is a visitor transmitted from the voice guidance unit 142 before transmitting the visitor's voice signal to the wireless terminal 300, thereby allowing the subscriber to confirm that the visitor is present. It is desirable to.

In addition, the remote controller 341 of the wireless terminal 300 provides a voice guide signal and a voice signal transmitted from the wireless connection unit 140 to the transmitter / receiver unit 330 and displays an image display signal according to the image signal. Provided to the unit 320.

The transmitter / receiver unit 330 outputs a voice signal provided from the remote control unit 341 so that the subscriber can listen, and the image display unit 320 outputs an image display signal provided from the remote control unit 341. Allows subscribers to view the visitor's video.

In addition, the subscriber may confirm that there is a visitor through the guide voice information output from the wireless terminal 300, and may identify the visitor's identity through the displayed image information and the output visitor's voice information.

The subscriber listens to the visitor's voice information output through the transmitter / receiver unit 330 of the wireless terminal 300, and if there is voice information to be transmitted to the visitor, the subscriber inputs the voice information through the receiver / receiver unit 330.

The transmitter / receiver unit 330 transmits a voice signal corresponding to the voice information input by the subscriber to the remote controller 341, and the remote controller 341 transmits the voice signal of the subscriber to the home automation channel through the set wireless call path. And transmits it to the wireless connection 140 of the system 100.

The network controller 145a of the wireless connection unit 140 transmits the voice signal of the subscriber received through the wireless processor 143 to the door phone processor 110 through the voice processor 147.

The voice input / output unit 112 of the door phone 110 outputs the subscriber's voice signal transmitted from the wireless connection unit 140 so that the visitor can listen to the visitor and the subscriber. S 14).

Subsequently, when the subscriber confirms the visitor's identity and wants to unlock the door phone 110, the subscriber selects a specific key button preset in the wired terminal 500 or the wireless terminal 300.

Hereinafter, a case in which the subscriber controls the home automation system 100 remotely using the wireless terminal 300 will be described.

That is, when the subscriber selects a specific button key of the keypad 31 of the wireless terminal 300, the remote controller 341 transmits the number key signal corresponding to the received key signal to the home automation system 100 (S 15). ).

The network controller 149a of the home automation system 100 retrieves a control signal corresponding to the number key signal received through the wireless processor 143 from the memory 141.

That is, it is checked whether the number key signal transmitted from the wireless terminal 300 corresponds to a preset lock release signal, and if it is the same, it is checked whether the subscriber is authenticated (S16).

At this time, the authentication process of the subscriber using the wireless terminal 300 transmits the voice signal of the authentication state through the voice guide unit 142, the number key signal transmitted from the wireless terminal 300 is stored in the memory 141 It may be determined whether or not the same as the password signal, and if it is the same, it may be determined as an authenticated subscriber.

The network controller 149a transmits a lock release signal to the lock processor 113 of the door phone 110 when the subscriber authentication process is correctly completed.

When the lock release signal is received, the lock processing unit 113 releases the lock function to allow the visitor to enter and exit the home (S 17).

In this case, the network controller 169a may perform authentication processing of the subscriber, receive a number key signal, receive a number key signal corresponding to the unlock signal, and perform authentication processing of the subscriber.

That is, it is preferable to perform authentication processing of the subscriber before transmitting the lock release signal to the door phone processing unit 110.

9 is a flowchart illustrating a remote control method of a home automation system according to a second preferred embodiment of the present invention.

Referring to FIG. 9, when a home subscriber who has built the home automation system 100 goes out, the subscriber selects the outing mode through an input means (not shown) of the home automation system 100 (S20). ).

At this time, the subscriber sets the telephone number information of the wired / wireless terminals 500 and 300 to control each function of the home automation system 100 from the outside by using the input means.

When the fire control unit 131 or the gas control unit 132 of the indoor control unit 130 detects a problem in the home, that is, the fire control unit 131 detects an abnormal temperature rise in the home and generates a fire occurrence signal, The gas controller 132 detects the gas leak, generates a gas leak signal, and transmits the gas leak signal to the home automation server 120.

When the home automation server 120 receives an alarm signal such as a fire occurrence signal or a gas leak signal from the indoor controller 130, the home automation server 120 transmits the alarm signal to the central controller 145 through the data processor 144 (S 21).

When the alarm signal is transmitted, the central controller 145 checks whether the outing mode is set, and if the outing mode is set, checks whether the telephone number information set in the memory 141 is wired telephone number information ( S 22).

If the wired telephone number information is set, the central controller 145 generates the wired call request signal using the wired telephone number information as the received telephone number information, and transmits the wired call request signal to the PSTN 410 through the PSTN connection unit 160 ( S 23).

When the telephone station 400 receives the wired call request signal from the home automation system 100, the telephone station 400 determines the receiving wired terminal 500 and sets a wired call path through the wired terminal 500 and the PSTN 410 (S). 24).

When the wired call path is set, the central control unit 145 of the wireless connection unit 140 transmits a voice signal according to the alarm signal transmitted from the indoor control unit 130 to the wired terminal 500 (S 25).

In this case, the central control unit 149 may search for a voice signal according to an alarm signal received from the voice signal stored in the memory 141 as shown in Table 1 and transmit the same to the wired terminal 500.

On the other hand, if the wireless telephone number information is set in the memory 141, the network controller 145a determines whether the short service mode or the voice service mode is set (S26).

When the short service mode is set, the network controller 145a transmits the short message according to the alarm signal to the wireless terminal 300 having the wireless telephone number information stored in the memory 141 (S 27).

That is, as shown in Table 2, the network controller 145a of the wireless connection unit 140 searches for short content corresponding to an alarm signal stored in the memory 141, and receives the wireless telephone number information stored in the memory 141 to receive a telephone number. A short message with information is generated and transmitted to the wireless communication network 210.

The mobile communication station 200 grasps the received telephone number information of the short message transmitted through the wireless communication network 210 and transmits the received phone number information to the wireless terminal 300.

The remote controller 341 of the wireless terminal 300 provides an image display signal to the image display unit 320 as an image display signal according to a short message received through the communication interface unit 350, and the image display unit 320. Displays video information, that is, short content, so that the subscriber can recognize the emergency situation of the home from the outside.

On the other hand, when the voice service mode is set, the network controller 145a generates a wireless call request signal using the wireless telephone number information stored in the memory 141 as a received telephone number, and generates a wireless communication network through the wireless processor 143. Transmit to 210 (S 28).

The mobile communication station 200 determines the received telephone number of the wireless call request signal received through the wireless communication network 210 and transmits the wireless call request signal to the wireless terminal 300.

The central processing unit 340 of the wireless terminal 300 outputs a call ring through the transmitter / receiver unit 330 according to a wireless call request signal received through the communication interface unit 350, and answers the key from the keypad 310. When a signal is transmitted, a response signal is generated and transmitted to the mobile communication station 200.

In addition, the mobile communication station 200 sets a call path between the home automation system 100 and the wireless terminal 300 (S 29), and the home automation system 100 transmits a voice signal according to an alarm signal through the set call path. Transmit (S30).

Here, the voice signal according to the alarm signal transmitted by the home automation system 100 to the wireless terminal 300 may be stored in the memory 141 or the voice guide unit 142.

That is, the network controller 149a transmits a voice signal corresponding to the alarm signal stored in the memory 141 to the wireless terminal 300, or the voice guide unit 142 transmits the voice signal according to the alarm signal through a set wireless call path. It may transmit to the wireless terminal 300.

In addition, the home automation system 100 responds to the alarm signal transmitted from the indoor control unit 130.

That is, when the fire occurrence signal is transmitted from the fire control unit 131, the home automation server 120 provides a fire extinguishing control signal to the fire extinguishing unit to extinguish the generated fire, and when the gas leakage signal is transmitted from the gas control unit 132. A locking signal is provided to the gas valve lock to block gas leakage.

In addition, when the subscriber transmits an image request signal while the subscriber remotely controls the home automation system 100 through the wireless terminal 300, the home automation server 120 of the home automation system 100 may be connected to the wireless camera 151 ˜. 15n) transmits an image request signal, and each of the wireless cameras 151 to 15n photographs a home image and transmits the image signal to the wireless connection unit 140.

The wireless connection unit 140 digitally processes an image signal transmitted wirelessly from each of the wireless cameras 151 to 15n and transmits the digital signal to the wireless AP 120.

The wireless AP 120 transmits the video signal transmitted wirelessly to the wireless terminal 300 through the modem 170, so that the external subscriber can check the home image information through the wireless terminal 300.

Although the present invention has been described in detail only with respect to the described embodiments, it will be apparent to those skilled in the art that various modifications and changes are possible within the technical spirit of the present invention, and such modifications and modifications belong to the appended claims.

As described above, according to the present invention, the subscriber can control each function of the home automation system from the outside through the network, and more clearly identify the visitor's identity through the video information, the voice information, and the communication of the visitor who visited the home. There is an effect that can be confirmed.

In addition, since the signals can be exchanged wirelessly within the home automation system, the home automation system can be designed more efficiently.

Claims (21)

In a home automation system, A door phone that provides a video signal and a voice signal of a visitor and outputs a voice signal transmitted through a network from a subscriber, a wireless AP that receives a signal received wirelessly and transmits it to the network, and at the request of the subscriber A home automation server for setting a short service mode or a voice service mode in the home automation system, or releasing the set modes; a modem for processing each signal transmitted from the wireless AP to be transmitted to the network; When the video request signal is transmitted from the subscriber through the wireless AP, a plurality of wireless cameras for photographing home video information and transmitting the video signal to the wireless connection unit wirelessly, and the video signal and voice of the visitor from the door phone. If a signal is provided, the terminal with preset telephone number information A wireless connection unit for generating a call request signal and transmitting the signal wirelessly, transmitting a video signal and an audio signal when the call is established through the network with the terminal and providing the voice signal transmitted from the terminal to the door phone. , The wireless connection unit, A memory for storing telephone number information, voice guidance information, short information, and authentication number information set by the subscriber; When the voice service mode is set in the home automation system, when the respective signals are provided from the door phone, a call request signal is generated according to the telephone number information stored in the memory, and when a call call is established with the terminal, A central control unit transmitting each signal and transmitting a voice signal transmitted from the subscriber to the door phone; A wireless processor for transmitting a call request signal generated by the central controller to the network and transmitting a voice signal transmitted from a wireless terminal connected through the network to the central controller; A network controller configured to generate a short message using the telephone number information and the short information stored in the memory and transmit the short message to the corresponding wireless terminal through the wireless processing unit when the short service mode is set in the home automation system; A voice guide unit configured to provide a guide voice signal according to voice guide information stored in the memory when a call is established with the wired terminal or the wireless terminal; A data processor for exchanging signals with the home automation server through a data communication method; And a signal processing unit for converting each of the analog signals transmitted from the door phone into respective digital signals. delete delete delete delete The method of claim 1, wherein the signal processing unit, When the video signal is provided from the door phone or each of the wireless cameras, the home automation system characterized in that the image processing according to the MPEG method. According to claim 1, The door phone, An image capturing unit capturing an image of the visitor to provide an image signal; A voice input / output unit for providing a voice signal according to voice information input by the visitor and outputting a voice signal transmitted from the subscriber so that the visitor can listen to the voice signal; And a lock processing unit for releasing a lock function when a lock release signal is transmitted from the subscriber. The method of claim 1, wherein the central control unit, If the control signal inputted by the subscriber through the wired terminal or the wireless terminal is a lock control signal, the voice signal is transmitted to the subscriber through the sound guide, and the number key signal transmitted from the terminal and the And if the authentication numbers stored in the memory are the same, transmitting the lock control signal to the lock processing unit of the door phone. In a home automation system, When an emergency situation occurs in the home, an alarm signal is provided, and a home control unit that responds to the emergency situation according to the control signal, and when an alarm signal is transmitted from the home control unit, the subscriber's preset phone number information is provided. According to the present invention, a call request signal is generated and transmitted wirelessly, when a call is established through a network with a terminal having the telephone number information, a voice signal according to the alarm signal is transmitted, and a control signal transmitted from the terminal is transferred to an indoor controller. Set a short service mode or a voice service mode in the home automation system according to a request of the subscriber and a wireless AP for transmitting, a wireless AP for receiving the signals transmitted wirelessly from the wireless connection, and transmitting them to the network. And a home automation server for canceling the set mode, and the wireless A A modem for processing each signal received at P to be transmitted to the network, The wireless connection unit, A memory for storing telephone number information, voice guidance information, short information, and authentication number information set by the subscriber; When the voice service mode is set in the home automation system, when the alarm signal is provided from an indoor controller, a wired call request signal or a wireless call request signal according to the telephone number information stored in the memory is generated and transmitted wirelessly. A central controller for transmitting a voice signal according to the alarm signal and transmitting a control signal transmitted from the subscriber through the network to the indoor controller when a call is established with the terminal or the wireless terminal; A wireless processor for transmitting a wireless call request signal generated by the central controller to the network and transmitting a voice signal transmitted from a wireless terminal connected to the network to the central controller; A network controller configured to generate a short message using the telephone number information and the voice guidance information stored in the memory, and transmit the short message to the corresponding wireless terminal through the wireless processor when the short service mode is set in the home automation system; A voice guide unit configured to provide a guide voice signal according to voice guide information stored in the memory when a call is established with the wired terminal or the wireless terminal; A data processor for exchanging signals with the home automation server through a data communication method; And a signal processing unit for converting an analog alarm signal transmitted from the indoor control unit into a digital alarm signal that can be transmitted to the network. delete delete delete In the operation method of the home automation system, Setting a voice service mode or a short service mode that the subscriber selects through an input means when the subscriber goes out; When the visitor visits and selects the doorbell of the door phone, checking a set mode and generating a video signal according to the visitor's video information and a voice signal according to the input voice information when the voice service mode is selected; Establishing a call by transmitting a call request signal from the subscriber to the terminal having the set telephone number information through a network; Transmitting the video signal and the audio signal to the terminal through the set call; Outputting a voice signal of the subscriber transmitted from the terminal so that the visitor can listen; If the set mode is a short service mode, using the set short information and the telephone number information, generating a short message and transmitting the short message to the wireless terminal through the network. delete delete The method of claim 13, wherein the transmission of the audio signal and the video signal, When the telephone number information is telephone number information of a wired terminal, the voice signal is transmitted through a call call set to PSTN, and when the telephone number information of a wireless terminal is set, the voice signal through a call call set to network. And transmitting a video signal. The method of claim 13, When the lock release signal is transmitted from the subscriber through the terminal, processing authentication of the subscriber; And when the authentication process of the subscriber is completed correctly, transmitting a lock release signal to the door phone to release the lock function. The method of claim 17, wherein the authentication process, Requesting an authentication number through the terminal if the number key signal transmitted from the terminal corresponds to a preset lock release signal; And if the number key signal transmitted from the terminal is the same as a predetermined authentication number, determining that the authentication process of the subscriber is completed. The method of claim 13, Generating an alarm signal when an emergency situation is detected in a home while the outing mode is set; Transmitting the alarm signal to the terminal through a call set to the network; And coping with the emergency situation according to a control signal transmitted from the terminal. In the home automation system operating method including a wireless AP, a wireless connection and a plurality of wireless cameras, When the wireless connection unit generates a video signal and an audio signal according to a visitor visiting a home, generating a call request signal using the telephone number information set by the subscriber and transmitting the call request signal to the wireless AP wirelessly; Transmitting, by the wireless AP, the call request signal to the corresponding terminal through a network, establishing a call call between the terminal and the wireless connection unit; Transmitting the call by the video signal and the audio signal when the call is established by the wireless connection unit; Transmitting an image request signal to each of the wireless cameras when the wireless connection unit receives the image request signal from the terminal according to a selection of the subscriber; Generating, by the wireless cameras, an image signal for each area of the home, and wirelessly transmitting the image signal to the wireless connection unit; And transmitting, by the wireless connection unit, an image signal transmitted wirelessly from the wireless camera to the terminal through the wireless AP. The method of claim 20, Outputting, by the wireless connection unit, the visitor to listen to a voice signal transmitted from the terminal; And transmitting, by the wireless AP, the respective signals transmitted from the wireless connection unit to the terminal through a network.

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